After the body of a teenage girl is found in the local cemetery with an enigmatic clue in her pocket, Bakerbury Detective Hooper seeks help from the town's famous resident - Cora Felton, aka 'The Puzzle Lady'.
Cora's birthday blues vanish when Becky asks her to investigate a convicted killer's claim of innocence. But as she digs deeper, Cora uncovers secrets that put her in conflict with powerful figures.
A star guest in Bakerbury causes a stir, prompting emotional fallout and growing tension. As new mysteries emerge and loyalties are tested, The Puzzle Lady must untangle the truth before it's too late.